介绍移动机器人

Up in th' mountainI was a-sitting,With the bird thereAs my guest,Blithely singing,Blithely springing,And buildingHis nest.

　　子云：“有国家者，贵人而贱禄，则民兴让；尚技而贱车，则民兴艺。”故君子约言，小人先言。

Of thine Alexis, thy friend,--ah, thy betrothed as well!Thou, too, art after me gazing in vain. Our hearts are still throbbing,